TY - RPRT TI - Walrus haul-out and in water activity levels relative to sea ice availability in the Chukchi Sea AU - Chadwick V. Jay AU - Rebecca L. Taylor AU - Anthony S. Fischbach AU - Mark S. Udevitz AU - William S. Beatty PY - 2017 DO - 10.1093/jmammal/gyw195 UR - https://pubs.usgs.gov/publication/70198630 ID - 70198630 ER -